Verified this bug with 4.6.0-0.nightly-2021-02-18-050133, PASS.

[root@ip-10-0-27-194 ~]# vi /tmp/version-patch-first-override.yaml
[root@ip-10-0-27-194 ~]# cd /etc/kubernetes/
[root@ip-10-0-27-194 kubernetes]# cat /tmp/version-patch-first-override.yaml
- op: add
  path: /spec/overrides
  value:
  - kind: DaemonSet
    group: apps/v1
    name: cluster-network-operator
    namespace: openshift-cluster-network-operator
    unmanaged: true
[root@ip-10-0-27-194 kubernetes]# export KUBECONFIG=./kubeconfig
[root@ip-10-0-27-194 kubernetes]# oc patch clusterversion version --type json -p "$(cat /tmp/version-patch-first-override.yaml)"
clusterversion.config.openshift.io/version patched
[root@ip-10-0-27-194 kubernetes]#  oc get all -n openshift-cluster-version
NAME                                            READY   STATUS    RESTARTS   AGE
pod/cluster-version-operator-7c747b7b99-nd46k   0/1     Pending   0          5m17s

NAME                               TYPE        CLUSTER-IP      EXTERNAL-IP   PORT(S)    AGE
service/cluster-version-operator   ClusterIP   172.30.45.184   <none>        9099/TCP   5m52s

NAME                                       READY   UP-TO-DATE   AVAILABLE   AGE
deployment.apps/cluster-version-operator   0/1     1            0           5m44s

NAME                                                  DESIRED   CURRENT   READY   AGE
replicaset.apps/cluster-version-operator-6b794bff47   0         0         0       5m44s
replicaset.apps/cluster-version-operator-7c747b7b99   1         1         0       5m17s
[root@ip-10-0-27-194 kubernetes]# crictl ps -a |grep version
de2e88f23c1c6       registry.ci.openshift.org/ocp/release@sha256:8de8b391a3d6c83b050fcb30ce06e430b4f3a7c2ba3dd45e359faccd65372ae5            6 minutes ago       Running             cluster-version-operator         0                   5cd282b8bdb08
[root@ip-10-0-27-194 kubernetes]# crictl logs -f de2e88f23c1c6 2>&1 |grep "Running sync .* in state"
I0218 08:40:48.311691       1 sync_worker.go:513] Running sync 4.6.0-0.nightly-2021-02-18-050133 (force=false) on generation 1 in state Initializing at attempt 1
I0218 08:44:04.144401       1 sync_worker.go:513] Running sync 4.6.0-0.nightly-2021-02-18-050133 (force=false) on generation 1 in state Initializing at attempt 2
I0218 08:47:41.430232       1 sync_worker.go:513] Running sync 4.6.0-0.nightly-2021-02-18-050133 (force=false) on generation 2 in state Initializing at attempt 3

Since the problem described in this bug report should be
resolved in a recent advisory, it has been closed with a
resolution of ERRATA.

For information on the advisory (OpenShift Container Platform 4.6.19 bug fix update), and where to find the updated
files, follow the link below.

If the solution does not work for you, open a new bug report.

https://access.redhat.com/errata/RHBA-2021:0634